Q: What is the sum of all factors of the number 298,390 excluding 298,390?
A: 249,818
The factors of the number 298,390 are: 1, 2, 5, 10, 53, 106, 265, 530, 563, 1126, 2815, 5630, 29839, 59678, 149195, 298390.
If you add them up, you will get the total of 298,639. Now subtract 298,390 to get 249,818